Electrical and electronic controls and systems namely, industrial control and building maintenance systems namely, programmable logic controllers, input/output devices, including analog and digital input/output devices; for use in the field of industrial control and building maintenance; motor drives, motion controllers, servo drives, industrial computers and workstations, namely, a computer monitor, keyboard and mouse, operator interface devices, namely, operator terminals and operator monitors, message displays, alpha/numeric displays, touch screens, and push button displays; circuit protection devices, namely, disconnects, over load relays, contact switches, and circuit breakers; wiring systems, namely, specialized cable and connectors assemblies; push buttons, touch buttons, relay, timers, signaling devices, namely, stackable tower lights and sound modules; terminal blocks, network communication devices, namely, electronic interfaces, and circuit boards; motor control centers, motor starters including solid state and manual starters, [ contractors ] * contactors *, over load relays, motor and line protection devices, namely, current relays, thermistor protection relays, control circuit transformers, trip current relays, line voltage and line current monitors, arcing ground fault sensors, arcing ground fault relays and control circuit transformers; emergency stop devices, namely, push buttons, trip switches, light curtains, touch cables, and interlock switches; safety floor mats; sensors, namely, photo electric sensors, inductive, capacitive and ultrasonic proximity sensors, limit switches, encoders, speed sensors, pressure sensors, temperature sensors and safety switches; computer software for providing human machine interface and visualization, communications over a network and between application programs, information management, logic programming, scheduling, simulation validation, archiving, logic and processed control, computer software for use in the design, operation and maintenance of industrial automation processes